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jQuery中live()使用报错,TypeError: $(...).live is not a function(转)

2017-09-29 11:55 561 查看



jQuery中live()使用报错,TypeError: $(…).live is not a function

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<span class="link_postdate">2017-03-02 16:01</span>
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jquery中的live()方法在jquery1.9及以上的版本中已被废弃了,如果使用,会抛出
TypeError: $(...).live is not a function
错误。

解决方法:

之前的用法:

.live(events, function)

新方法:

.on(eventType, selector, function)

若selector不需要,可传入null

例子1:

之前:

$(‘#mainmenu a’).live(‘click’, function)

之后:

$(‘#mainmenu’).on(‘click’, ‘a’, function)

例子2:

之前:

$(‘.myButton’).live(‘click’, function)

之后(应使用距离myButton最近的节点):

$(‘#parentElement’).on(‘click’, ‘.myButton’, function)

若不知最近的节点,可使用如下的方法:

$(‘body’).on(‘click’, ‘.myButton’, function)








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